Brush head



FIG. 1 is a perspective view of a brush head showing my design;

FIG. 2 is a side view thereof;

FIG. 3 is another side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line structure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a brush head, as shown and described. 